Furuno LH-3000 Operator's Manual
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Furuno LH-3000 Operator's Manual

Furuno LH-3000 Operator's Manual

Loud hailer
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LOUD HAILER
LH-3000

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  • Page 1 LOUD HAILER LH-3000...
  • Page 3 Continued use of the equipment can cause fatal damage to the equipment. Contact a FURUNO agent for service. Make sure no rain or water splash leaks into the equipment. Fire or electrical shock can result if water leaks in the equipment.

  • Page 4: Table Of Contents

    TABLE OF CONTENTS FOREWORD ... iii SYSTEM CONFIGURATION... iv EQUIPMENT LIST... iv 1. INSTALLATION ... 1 1.1 Mounting the Loud Hailer ...1 1.2 Intercom Speaker (option) ...3 1.3 Wiring...4 2. OPERATIONAL OVERVIEW... 9 2.1 Controls...9 2.2 Turning the Power On/Off...10 2.3 Adjusting Key Backlighting ...11 2.4 Adjusting Output Level ...11 2.5 Adjusting Listening Volume ...11...

  • Page 5: Foreword

    FOREWORD A Word to the Owner of the LH-3000 Congratulations on your choice of the FURUNO LH-3000 Loud Hailer. We are confident you will see why FURUNO has become synonymous with quality and reliability. For over 50 years FURUNO Electric Company has enjoyed an enviable reputation for innovative and dependable marine electronics equipment.

  • Page 6: System Configuration

    SYSTEM CONFIGURATION Juncti o n Intercom Speaker (Max. 4) Forward Horn After Horn External Speaker EQUIPMENT LIST Standard supply Name Type Loud Hailer LH-3000 Microphone Set DM-2003 Installation Materials Spare Parts Template E52-00303 Optional supply Name Intercom Speaker LH-3010 Flush Mount Kit...

  • Page 7: Installation

    1. INSTALLATION 1.1 Mounting the Loud Hailer The Loud Hailer can be mounted on a desktop, on the overhead, on a bulkhead or flush mounted in a panel (optional kit required). Refer to the mounting template (supplied) for installation instructions. Mounting considerations When planning the location for the Loud Hailer, keep in the mind the following considerations.
  • Page 8 1. INSTALLATION Flush mounting Requires flush mount kit LH-3020 (Code No. 000-149-112). See the flush mount outline drawing for details. Name Type Flush Mounting Plate TZ7300012A Screw 6X12 SUS304 Wing Screw M4X35 SUS304 Wing Nut M4 SUS304 1. Make a cutout in the mounting location referring to flush mount outline drawing. 2.

  • Page 9: Intercom Speaker (Option)

    1. INSTALLATION 1.2 Intercom Speaker (option) Four intercom speakers (maximum) may be connected to get 2-way communications between master station and one or all intercom speakers. For mounting dimensions and fixing instructions, see the outline drawing. Intercom speaker...

  • Page 10: Wiring

    1. INSTALLATION 1.3 Wiring All equipment are terminated at the rear panel of the LH-3000. See the illustration on the next page for how to connect equipment to terminals. Refer to the interconnection diagram for detailed information. Rear panel layout...
  • Page 11 Wiring The illustration below shows how to connect the power supply. Other equipment are connected similarly. (4) Set terminal; TERMINAL ARRANGEMENT 13.6V CAL3 LH-3000, rear panel, how to wire terminals Jeweler’s tighten screws. screwdriver 13.6V CAL2 CAL1 ALRM CAL4 1. INSTALLATION (1) Unfasten screws.
  • Page 12 1. INSTALLATION Power connection The LH-3000 is intended for use with a 13.6 VDC power supply. Connect the power cable (local supply) to the terminals labeled “13.6V”. Use cable type DPYC-1.5 or equivalent. Fabricate the cable as shown below. For...
  • Page 13 Hailer horn (local supply) Mount the hailer horns (local supply) facing away from the Loud Hailer to prevent feedback. They should also be pointed in the opposite direction of the microphone as you are speaking into it. Before mounting any horn, you should test it with the HAIL feature with the horn in the desired location to check for suitability of mounting location.
  • Page 14 1. INSTALLATION Floating ground The LH-3000 has a floating ground. What this means is that the heat sink ground is floating and will not ground batteries if they are connected to the ship’s chassis. To maintain a floating ground: 1. Use a stereo plug when connecting a 4 ohm speaker to the external speaker plug.

  • Page 15: Operational Overview

    SAIL FUNC/PTT AUTOMATIC STOP ANCH LISTEN PWR OFF LH-3000, front view Chooses loud hailer speaker to use (ALL, FWD, AFT, BOTH). Chooses which intercom station (IC1, IC2, IC3, IC4) to call. Chooses warning signal among YELP, UNWY, SAIL and TOW.

  • Page 16: Turning The Power On/Off

    2. OPERATION [FUNC] Key [LISTEN VOL] Control [HAIL VOL] Control LED Indicators Speaker 2.2 Turning the Power On/Off Turn the [LISTEN VOL] control clockwise to turn on the Loud Hailer. The “ALL” indicator lights, which means the Loud Hailer is in standby and awaiting your command. The equipment is in the standby mode when the “ALL”...

  • Page 17: Adjusting Key Backlighting

    2.3 Adjusting Key Backlighting You may adjust the intensity of the key backlighting cyclically with the [DIM] key, in five levels, including off. 2.4 Adjusting Output Level Turn the [HAIL VOL] control to adjust the output volume from the horn speakers or intercom speakers.

  • Page 18: Calling A Specific Intercom Station

    Automatically selecting a single calling station 1. In the standby mode, press the PTT switch on the microphone to answer the call. The LH-3000 automatically switches to the calling station and the flashing indicator then lights steadily. 2. If necessary, adjust listening volume with [LISTEN VOL] control.

  • Page 19: Hailing By Voice

    Manually selecting a calling station 1. Press the [Intercom Select] key until the indicator lights for the desired station. 2. Press the PTT switch on the microphone and answer the call. 3. Release the PTT switch to listen to the intercom station. Adjust listening volume with the [LISTEN VOL] control if necessary.

  • Page 20: Sounding Warning Signals

    2. OPERATION 2.10 Sounding Warning Signals Your Loud Hailer has eight different warning signals: two manual and six automatic. The two manual signals, YELP and MAN, are designed to be sounded at each press of the PTT switch on the microphone. The six automatic signals are sounded when the [FUNC] key is operated.
  • Page 21 SAIL: Warning signal for sailboats, tug boats and tow boats underway. One 3-second blast, followed by one 2-second interval, one 1-second blast, one 2-second interval and one 1-second blast. Repeated every 120 seconds. TOW: Warning signal for vessels under tow. One 3-second blast, followed by one 2-second interval, one 1-second blast, one 2-second interval, one 1-second blast, one 2-second interval, and one 1-second blast.
  • Page 22 2. OPERATION ANCH: Warning signal for vessels at anchor. A rapidly ringing bell tone sounds for a duration of 5 seconds, repeated at an interval of 60 seconds. AGND: Warning signal for vessels aground. Two bell tones of 0.5 seconds, a bell tone of 1 second followed by a rapidly ringing bell tone for a duration of 5 seconds, followed by a bell tone of 2 seconds and 0.5 seconds.
  • Page 23 Sounding an automatic warning signal 1. Press the [Hail Select] key until the indicator lights for the desired horn speaker(s). If no selection is made, “BOTH” will be automatically selected when a warning signal is initiated. 2. Press the [Upper Signal Select key] to select UNWY, SAIL or TOW or press the [Lower Signal Select] key to select STOP, ANCH or AGND until the indicator flashes for the desired signal.

  • Page 24: Transmitting The Auxiliary Signal

    2. OPERATION 2.11 Transmitting the Auxiliary Signal Transmitting the auxiliary signal over all speakers An audio signal from an external audio source can be transmitted through the equipment via the AUX input connector on the rear panel. 1. In the standby mode, press the [AUX] key. The signal from the external AF source (radio, CD player, etc.) sounds from all intercom stations and any connected horn speakers.

  • Page 25: Alarm Mode

    2.12 Alarm Mode The LH-3000 can operate as a burglar alarm by connecting an external, normal-open switch to the ALRM terminals on the rear panel. Both horn speakers are selected automatically when the alarm mode is enabled. If the alarm is triggered, the volume output is automatically set to maximum.
  • Page 26 2. OPERATION Enable alarm Press the [Lower Signal Select] key to flash the YELP indicator. Press the [FUNC] key. An attempt is made to remove the Loud Hailer with alarm mode active ALL, FWD, AFT and BOTH indicators light. YELP indicator goes off. ALL, FWD, AFT and BOTH indicators go off.

  • Page 27: Maintenance, Troubleshooting

    3. MAINTENANCE, TROUBLESHOOTING Periodic checks and maintenance are important for maintaining performance. This chapter contains maintenance and troubleshooting instructions to be followed to obtain optimum performance and the longest possible life of the equipment. 3.1 Preventive Maintenance General checks Check the following monthly. Check all cabling.

  • Page 28: Replacing The Fuse

    3. MAINTENANCE, TROUBLESHOOTING 3.2 Replacing the Fuse The 6A fuse inside the Loud Hailer protects it from reverse polarity and equipment fault. If the power cannot be turned on, the fuse may have blown. Have a qualified technician check the fuse. Use the proper fuse.

  • Page 29: Specifications

    7. ENVIRONMENTAL CONDITIONS 1. Ambient temperature 2. Relative humidity 3. Waterproofing 8. WEIGHT, COLOR 1. Weight 2. Color LH-3000 30 W, 8 ohms 4.5 W, 4 ohms 4.5 W, 4 ohms 2.5 W, 4 ohms 600 ohms 10K ohms -73 ±3 dB (0 dB=1V/ Bar 0 dBm ±3 dB (at 1 kHz)
  • Page 31 LH-3020 ﾌﾗｯｼｭﾏｳﾝﾄｷｯﾄ FLUSH MOUNT KIT. 番 号 名  称 NAME 蝶ﾅｯﾄ WING NUT 蝶ﾎﾞﾙﾄ WING SCREW +ﾄﾗｽﾈｼﾞ SCREW ﾌﾗｯｼｭﾏｳﾝﾄ金具 FLUSH MOUNTING PLATE 注記：（*）は、ﾀﾞﾐｰｺｰﾄﾞに付き、注文できません。 * THIS CODE CANNOT BE ORDERED. （略図の寸法は、参考値です。 DIMENSIONS IN DRAWING FOR REFERENCE ONLY.） 000-149-112 CODE NO. TYPE 型名／規格 略  図 OUTLINE DESCRIPTIONS M4 SUS304 2ｼｭ...
  • Page 36 SPEAKER EXT.
  • Page 38 Printed in Japan Printed in Japan All rights reserved. All rights reserved. PUB.No. OME-56460 PUB.No. OME-56460 ( ( DAMI DAMI ) ) LH-3000 LH-3000 Your Local Agent/Dealer Your Local Agent/Dealer FIRST EDITION : FIRST EDITION : FEB. FEB. 2004 2004...

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Lh-3010

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